.center {
  width: 1226px;
  margin: 0 auto;
}
.nav-header {
  height: 40px;
  background-color: #33330f;
}
.nav-header .icon-3 {
  font-size: 16px;
  color: #b0b0b0;
}
.nav-header a {
  display: inline-block;
  color: #b0b0b0;
  font-size: 12px;
  line-height: 40px;
  cursor: pointer;
}
.nav-header span {
  color: #424242;
  font-size: 12px;
  margin: 0 3.6px;
}
.nav-header .nav-list {
  float: left;
}
.nav-header .login-header {
  float: right;
}
.nav-header a:hover {
  color: white;
}
.nav-header .r {
  width: 120px;
  background-color: #b0b0b041;
  text-align: center;
  color: #b0b0b0;
  position: relative;
  z-index: 99999999999999999999;
}
.nav-header .r:hover {
  color: #ff6700;
  background-color: white;
}
.nav-header .r:hover span {
  color: #ff6700;
}
.nav-header .r:hover div {
  color: #000;
}
.nav-header .r div {
  height: 100px;
  width: 300px;
  color: #000;
  line-height: 100px;
  text-align: center;
  font-size: 12px;
  position: absolute;
  left: -180px;
  background-color: white;
  box-shadow: 1px 0 3px #ccc, -1px 0 3px #ccc, 0 1px 3px #ccc;
  display: none;
}
.nav-header .app {
  position: relative;
  z-index: 99999999999999999999999;
}
.nav-header .h-img {
  width: 120px;
  height: 150px;
  background-color: white;
  padding: 10px ;
  position: absolute;
  left: -35px;
  border: 1px solid #ccc;
  z-index: 9999999999999999999999;
  text-align: center;
  display: none;
}
.nav-header .h-img i {
  font-size: 14px;
  color: black;
}
.nav-header .h-img div {
  width: 0;
  height: 0;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-bottom: 10px solid white;
  position: absolute;
  top: -10px;
  left: 50px;
  z-index: 9999999999999999999999;
}
.nav-header .h-img img {
  width: 100%;
}
.head {
  background-color: #33330f;
}
